Home / 19,779,001.64-29,615,347.56-12,551,404.04

Finding the Fourth Proportional to 19,779,001.64, 29,615,347.56 and 12,551,404.04

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Solution

The fourth proportional to 19,779,001.64, 29,615,347.56 and 12,551,404.04 is: 18,793,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,779,001.64 : 29,615,347.56 = 12,551,404.04 : x
  2. Step 2: Convert to fraction form
    19,779,001.64/29,615,347.56 = 12,551,404.04/x
  3. Step 3: Cross multiply
    19,779,001.64x = 29,615,347.56 × 12,551,404.04
  4. Step 4: Simplify right side
    19,779,001.64x = 371,714,193,010,588.12
  5. Step 5: Solve for x
    x = 371,714,193,010,588.12/19,779,001.64
  6. Step 6: Final answer
    x = 18,793,374.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.